Tell whether the ratios form a proportion. 1/3, 7/21
2 answers:
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Answer:
(a) The average grade point is 2.5.
(b) The relative frequency table is show below.
(c) The mean of the relative frequency distribution is 0.3333.
Step-by-step explanation:
The given data set is
4, 4, 4, 3, 3, 3, 1, 1, 1, 1
(a)
The average grade point is
Therefore the average grade point is 2.5.
(b)
The relative frequency table is show below:
x f Relative frequency
4 3
3 3
1 4
(c)
Mean of the relative frequency distribution is
Therefore the mean of the relative frequency distribution is 0.3333.